CVE-2019-6205 EXPLOIT
7.8
HIGH · CVSS 3.0 · EPSS 4.1% (pctl 90)
Patch early
A public exploit exists.
Description
A memory corruption issue was addressed with improved lock state checking. This issue is fixed in iOS 12.1.3, macOS Mojave 10.14.3, tvOS 12.1.2. A malicious application may cause unexpected changes in memory shared between processes.
Scoring
| CVSS | 7.8 (HIGH, v3.0) |
|---|---|
| Vector | CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |
| EPSS | 4.07% — more likely to be exploited than 90% of all CVEs |
| Weakness | CWE-787 |
| On CISA KEV | no |
| Public exploit | yes |
| Published | 2019-03-05 |
| Last modified | 2026-06-17 |
Affected (3)
| Vendor | Product |
|---|---|
| apple | iphone os |
| apple | mac os x |
| apple | tvos |
Public exploits
| Source | Title | Date |
|---|---|---|
| exploit-db | macOS < 10.14.3 / iOS < 12.1.3 XNU - 'vm_map_copy' Optimization which Requires Atomicity isn't Atomic | 2019-01-31 |
References
- http://packetstormsecurity.com/files/156051/XNU-vm_map_copy-Insufficient-Fix.html
- http://www.securityfocus.com/bid/106695
- https://support.apple.com/HT209443
- https://support.apple.com/HT209446
- https://support.apple.com/HT209447
- https://www.exploit-db.com/exploits/46299/
- http://packetstormsecurity.com/files/156051/XNU-vm_map_copy-Insufficient-Fix.html
- http://www.securityfocus.com/bid/106695
- https://support.apple.com/HT209443
- https://support.apple.com/HT209446
- https://support.apple.com/HT209447
- https://www.exploit-db.com/exploits/46299/
→ the Explorer · watch your stack · NVD